---
Computer Science Research Group
Computer Science and Math Division
Oak Ridge National Laboratory
On Jan 27, 2013, at 6:39 AM, John Hearns <hearnsj_at_[hidden]<mailto:hearnsj_at_[hidden]>> wrote:
2 percent?
Have you logged into a compute node and run a simple top when the job is running?
Are all the processes distributed across the CPU cores?
Are the processes being pinned properly to a core? Or are they hopping from core to core?
Also make SURE all nodes havenooted with all cores online and all report the same amount of RAM
_______________________________________________
users mailing list
users_at_[hidden]<mailto:users_at_[hidden]>
http://www.open-mpi.org/mailman/listinfo.cgi/users